[INFO] fetching crate objrs_macros 0.0.2...
[INFO] testing objrs_macros-0.0.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate objrs_macros 0.0.2 into /workspace/builds/worker-102/source
[INFO] validating manifest of crates.io crate objrs_macros 0.0.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate objrs_macros 0.0.2
[INFO] finished tweaking crates.io crate objrs_macros 0.0.2
[INFO] tweaked toml for crates.io crate objrs_macros 0.0.2 written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0e0d1c70234064b595bfa195456f1fc2d9a580127c480ad43d5639d332fe287
[INFO] running `Command { std: "docker" "start" "-a" "f0e0d1c70234064b595bfa195456f1fc2d9a580127c480ad43d5639d332fe287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0e0d1c70234064b595bfa195456f1fc2d9a580127c480ad43d5639d332fe287", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0e0d1c70234064b595bfa195456f1fc2d9a580127c480ad43d5639d332fe287", kill_on_drop: false }`
[INFO] [stdout] f0e0d1c70234064b595bfa195456f1fc2d9a580127c480ad43d5639d332fe287
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad1adfab9aba40b26a1deb053d446c8bc5b4ee3dd1f009d96fe41bf9ffe4b6ec
[INFO] running `Command { std: "docker" "start" "-a" "ad1adfab9aba40b26a1deb053d446c8bc5b4ee3dd1f009d96fe41bf9ffe4b6ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling objrs_macros v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead
[INFO] [stdout]   --> src/gensym.rs:16:37
[INFO] [stdout]    |
[INFO] [stdout] 16 |   let mut buf = unsafe { core::mem::uninitialized() };
[INFO] [stdout]    |                                     ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:361:12
[INFO] [stdout]     |
[INFO] [stdout] 361 |   inline: &ToTokens,
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 361 -   inline: &ToTokens,
[INFO] [stdout] 361 +   inline: &dyn ToTokens,
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/class.rs:273:39
[INFO] [stdout]     |
[INFO] [stdout] 273 |   let mut generic_idents: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 273 -   let mut generic_idents: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout] 273 +   let mut generic_idents: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/protocol.rs:309:39
[INFO] [stdout]     |
[INFO] [stdout] 309 |   let mut generic_idents: Punctuated<&ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     |                                       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 309 -   let mut generic_idents: Punctuated<&ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout] 309 +   let mut generic_idents: Punctuated<&dyn ToTokens, syn::token::Comma> = Punctuated::new();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/selector.rs:717:33
[INFO] [stdout]     |
[INFO] [stdout] 717 |   let mut generics: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     |                                 ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 717 -   let mut generics: Punctuated<&ToTokens, Comma> = Punctuated::new();
[INFO] [stdout] 717 +   let mut generics: Punctuated<&dyn ToTokens, Comma> = Punctuated::new();
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(proc_macro_diagnostic, proc_macro_span, proc_macro_def_site)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:9:35
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(proc_macro_diagnostic, proc_macro_span, proc_macro_def_site)]
[INFO] [stdout]   |                                   ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]  --> src/lib.rs:9:52
[INFO] [stdout]   |
[INFO] [stdout] 9 | #![feature(proc_macro_diagnostic, proc_macro_span, proc_macro_def_site)]
[INFO] [stdout]   |                                                    ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `objrs_macros` due to 4 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "ad1adfab9aba40b26a1deb053d446c8bc5b4ee3dd1f009d96fe41bf9ffe4b6ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad1adfab9aba40b26a1deb053d446c8bc5b4ee3dd1f009d96fe41bf9ffe4b6ec", kill_on_drop: false }`
[INFO] [stdout] ad1adfab9aba40b26a1deb053d446c8bc5b4ee3dd1f009d96fe41bf9ffe4b6ec